22. SAT scores have a mean of 1518 and a standard deviation of 325. Scores on the ACT have a mean of 21.1 and a standard deviation of 4.8. a. Which is relatively better: a score of 1030 on the SÁT test or a score of 14.0 on the ACT test? (Hint: First find the z-score of each test) sisb ovodo ot tls tot d b. Is it unusual to get a score of 18.1 on the ACT test? Show work

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A: The random variable SAT Mathematics score follows normal distribution. The population mean is 21.…

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A: given data μ=105σ=10x=113z score=?

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A: GivenMean(μ)=99standard deviation(σ)=15

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A: Question 2 Arranging the data in ascending order: 5,6,7,7,9,9,10,11,11,13,14,15,16,17,24 sample size…

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A: As per guideline expert have to answer first question only dear student please upload other subparts…

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A: The IQ scores are Medium lead level High lead level 72 n2=11 x2=91.088 s2=10.092 97 92…

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A: Given Mean=2 x-bar=1.99 Standard deviations=0.3 n=62

Q: None

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A: Given,For SATMean, μ1 = 896Standard deviation, σ1 = 174For ACTMean, μ2 = 20.6Standard deviation, σ2…

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A: The average chances of visiting the same destination for my next tour is 20.02.

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A: 8) Answer:- Given, The IQ score (X) are normally distributed with a mean of 100 and a standard…